Whitecap 60864 Teak 1" Cockpit Grating Material EPACARPAR3 5005 5140 5122 7139 5177 5191 5252 7720 7183 1130 FT 1135 FT 1139 FT 5006100 VFDB2 VFDB4 VPNB2 VPNB4 VMANL VMANL1 VDMANL WUL4BK FT WUL4RD FT WUL4YL FT 4703 050 010 13551 00 010 13865 00 010 13450 00 010 13425 00 010 13554 00 010 13446 00 010 13413 00 010 13414 00 010 13415 00 010 13473 00 010 13474 00 010 13475 00 010 13552 00 010 13553 00 010 13447 00 010 13448 00 010 13449 00 010 13424 00 010 13683 00 5005 5140 5122 7139 5177 5191 5252 7720 7183 1130 FT 1135 FT 1139 FT 5006100 VFDB2 VFDB4 VPNB2 VPNB4 VMANL VMANL1 VDMANL WUL4BK FT WUL4RD FT WUL4YL FT 4703 050 010 13551 00 010 13865 00 010 13450 00 010 13425 00 010 13554 00 010 13446 00 010 13413 00 010 13414 00 010 13415 00 010 13473 00 010 13474 00 010 13475 00 010 13552 00 010 13553 00 010 13447 00 010 13448 00 010 13449 00 010 13424 00 010 13683 00 95% efficient 15 micron filter This construction style will allow water to drain underneath grates installed on flat surfaces 1" Grating: One strip of each type of grating material for every 2" of the are you are covering in both directions